How many of these matches are they playing?
Lifted from chessbase:
Schedule: the match will be played over a maximum of twelve games, and the winner of the match will be the first player to score 6.5 points or more. If the winner scores 6.5 points in less than 12 games then the closing ceremony will take place on the day after the World Championship has been decided or one day thereafter.
07 November 2013 – Opening Ceremony
09 November 2013 – Game 1
10 November 2013 – Game 2
11 November 2013 – Rest Day
12 November 2013 – Game 3
13 November 2013 – Game 4
14 November 2013 – Rest Day
15 November 2013 – Game 5
16 November 2013 – Game 6
17 November 2013 – Rest Day
18 November 2013 – Game 7
19 November 2013 – Game 8
20 November 2013 – Rest Day
21 November 2013 – Game 9
22 November 2013 – Game 10
23 November 2013 – Rest Day
24 November 2013 – Game 11
25 November 2013 – Rest Day
26 November 2013 – Game 12
27 November 2013 – Rest Day
28 November 2013 – Tiebreak games
29 November 2013 – Closing Ceremony